Diseases, Conditions, Syndromes

COVID-19: lessons to learn about the first 4.0 pandemic

Although the SARS-CoV-2 outbreak emerged suddenly in the popular market of exotic and wild animals in Wuhan in December 2019, phylogenetic studies show that coronavirus was already present in latency phase in October in the ...

Diseases, Conditions, Syndromes

Coronavirus structure clue to high infection rate

Cornell University researchers studying the structure of the virus that causes COVID-19 have found a unique feature that could explain why it is so transmissible between people.

Psychology & Psychiatry

Long social isolation can lead to poor health

For many people around the world, it's been at least a month since mandatory stay-at-home orders were issued because of a novel coronavirus pandemic.

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Species

In biology, a species is:

There are many definitions of what kind of unit a species is (or should be). A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or morphology. Some species are further subdivided into subspecies, and here also there is no close agreement on the criteria to be used.

This text uses material from Wikipedia, licensed under CC BY-SA